Diagnostic device



FIG. 1 is a perspective view of a diagnostic device showing our new design;

FIG. 2 is a front elevation view thereof;

FIG. 3 is a rear elevation view thereof;

FIG. 4 is a right side elevation view thereof;

FIG. 5 is a left side elevation view thereof;

FIG. 6 is a top plan view thereof;

FIG. 7 is a bottom plan view thereof;

FIG. 8 is a perspective view of a diagnostic device showing another embodiment of our new design;

FIG. 9 is a front elevation view thereof;

FIG. 10 is a rear elevation view thereof;

FIG. 11 is a right side elevation view thereof;

FIG. 12 is a left side elevation view thereof;

FIG. 13 is a top plan view thereof;

FIG. 14 is a bottom plan view thereof;

FIG. 15 is a perspective view of the diagnostic device shown with an environment;

FIG. 16 is a front elevation view thereof;

FIG. 17 is a rear elevation view thereof;

FIG. 18 is a right side elevation view thereof;

FIG. 19 is a left side elevation view thereof;

FIG. 20 is a top plan view thereof; and,

FIG. 21 is a bottom plan view thereof.

The broken lines immediately adjacent the shaded areas represent the bounds of the claim. The broken lines showing the side attachment in FIGS. 15-21 are directed to an environment and are for illustrative only. All other broken lines are directed to portions of the diagnostic device that form no part of the claimed design. None of the broken lines form a part of the claimed design. 

CLAIM The ornamental design for a diagnostic device, as shown and described. 